*SUPPORT*
IN: dax fep OUT: RED RED RED RED RED
IN: tufa fep OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup dax blicket tufa OUT: YELLOW RED RED GREEN
IN: gazzer fep OUT: PINK PINK PINK PINK PINK
IN: gazzer OUT: PINK
IN: zup gazzer blicket tufa OUT: YELLOW PINK PINK GREEN
IN: zup dax OUT: YELLOW RED
IN: zup tufa blicket gazzer OUT: YELLOW GREEN GREEN PINK
IN: tufa blicket dax OUT: GREEN GREEN RED
IN: dax gazzer blicket zup OUT: RED PINK PINK YELLOW
IN: tufa dax blicket zup OUT: GREEN RED RED YELLOW
IN: gazzer blicket tufa OUT: PINK PINK GREEN
IN: tufa lug OUT: GREEN GREEN GREEN
IN: zup fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: gazzer blicket gazzer OUT: PINK PINK PINK
IN: gazzer blicket dax OUT: PINK PINK RED
IN: zup lug OUT: YELLOW YELLOW YELLOW
IN: tufa blicket gazzer OUT: GREEN GREEN PINK
IN: tufa dax tufa fep OUT: GREEN RED GREEN GREEN GREEN GREEN GREEN
IN: zup OUT: YELLOW
IN: dax OUT: RED
IN: dax blicket gazzer OUT: RED RED PINK
IN: dax dax blicket zup OUT: RED RED RED YELLOW
IN: tufa OUT: GREEN

*GRAMMAR*
gazzer -> PINK 
 tufa -> GREEN 
 zup -> YELLOW 
 dax -> RED 
 x1 lug -> [x1] [x1] [x1] 
 u1 fep -> [u1] [u1] [u1] [u1] [u1] 
 u1 blicket u2 -> [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 